tas5411q1evm user's guide - ti.com

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User's Guide SLOU431 – November 2015 TAS5411EVM User's Guide The TAS5411-Q1 evaluation module (EVM) is intended to demonstrate the capabilities of the TAS5411- Q1 device. All the device features can be accessed through the hardware and the software graphical user interface (GUI) which is supplied. This user's guide contains a description of the EVM and the GUI. The schematic, bill of materials (BOM), and board layout are included. 1 Hardware Overview The TAS5411EVM showcases TI's TAS5411-Q1 analog input class-D closed-loop mono amplifier. The EVM is usable as stand-alone platform with default I 2 C register settings. The EVM runs in default I 2 C register settings. The EVM can also work with a USB2IIC-2 board and TAS5421-Q1 GUI for programming the I 2 C register settings. Figure 1. TAS5411EVM 1 SLOU431 – November 2015 TAS5411EVM User's Guide Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated

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Page 1: TAS5411Q1EVM User's Guide - TI.com

User's GuideSLOU431–November 2015

TAS5411EVM User's Guide

The TAS5411-Q1 evaluation module (EVM) is intended to demonstrate the capabilities of the TAS5411-Q1 device. All the device features can be accessed through the hardware and the software graphical userinterface (GUI) which is supplied. This user's guide contains a description of the EVM and the GUI. Theschematic, bill of materials (BOM), and board layout are included.

1 Hardware OverviewThe TAS5411EVM showcases TI's TAS5411-Q1 analog input class-D closed-loop mono amplifier. TheEVM is usable as stand-alone platform with default I2C register settings. The EVM runs in default I2Cregister settings. The EVM can also work with a USB2IIC-2 board and TAS5421-Q1 GUI for programmingthe I2C register settings.

Figure 1. TAS5411EVM

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Hardware Overview www.ti.com

1.1 TAS5411EVM Features• Runs without I2C initialization• Has GUI control via USB port• Passes EMC CISPR 25, class 5

1.2 TAS5411EVM GainThe gain setting for TAS5411-Q1 device is I2C programmable. The four gain options are 20 dB, 26 dB, 32dB, and 36 dB. Set the gain by modifying I2C control register 0x03. By default, the gain is 26 dB.

1.3 TAS5411EVM PWM Switching FrequenciesThe PWM switching frequency is I2C programmable. The two f(SW) options are 400 kHz and 500 kHz.Programming the frequency in control register 0x03 is via the GUI and IIC2USB-2 board. By default, f(SW)is 400 kHz.

1.4 TAS5411EVM SpeakerGuard™ Protection CircuitryThe SpeakerGuard protection circuitry is programmable for different voltage levels. Programming thelevels in control register 0x03 via the GUI and IIC2USB-2 board. The control register shows the defaultvalue for the SpeakerGuard protection-circuitry voltage level.

Table 1. Control Register

D7 D6 D5 D4 D3 D2 D1 D0 FUNCTION0 1 1 1 1 0 0 0 26-dB gain, f(SW) set to 400 kHz, SpeakerGuard protection

circuitry is set to maximum voltage.— — — — — — — 1 f(SW) set to 500 khz— — — — — 1 1 — RESERVED— — 1 1 0 — — — SpeakerGuard protection circuitry is set to 14-V peak

output.— — 1 0 1 — — — SpeakerGuard protection circuitry is set to 11.8-V peak

output.— — 1 0 0 — — — SpeakerGuard protection circuitry is set to 9.8-V peak

output.— — 0 1 1 — — — SpeakerGuard protection circuitry is set to 8.4-V peak

output.— — 0 1 0 — —- — SpeakerGuard protection circuitry is set to 7-V peak

output.— — 0 0 1 — — — SpeakerGuard protection circuitry is set to 5.9-V peak

output.— — 0 0 0 — — — SpeakerGuard protection circuitry is set to 5-V peak

output.0 0 — — — — — — Set gain to 20 dB.0 1 — — — — — — Set gain to 32 dB.1 1 — — — — — — Set gain to 36 dB.

2 TAS5411EVM User's Guide SLOU431–November 2015Submit Documentation Feedback

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Page 3: TAS5411Q1EVM User's Guide - TI.com

www.ti.com TAS5411EVM Setup

2 TAS5411EVM SetupThis section describes the TAS5411EVM setup and software installation.

Figure 2. TAS5411EVM Connection

Hardware requirements (see Figure 2):• Computer running Windows XP, Windows 7, or Windows 8• Power supply unit (PSU) 5–18 VDC• USB cable (provided)• PS2 cable (provided)• USB2IIC-2 board (provided)• Audio source: analog RCA input

Hardware setup:1. Connect the 6-pin (PS2) cable to the TAS5411EVM on one end and to the USB2IIC-2 board on the

other (see Figure 2).2. Plug in the USB cable from the PC to the USB2IIC-2 board (shown in Figure 3). The 3.3-V and USB

LINK LEDs light. The I2C LEDs (SDA/SCL) on the USB2IIC-2 board are blinking (colored boxes inFigure 3).

3. Connect J2 (see Figure 2):• PSU: Pin 7 (+) and Pin 6 (-) to PSU• The speaker: Pin 5 (-) and Pin 4 (+) to speakers• The audio input: Pin 2 (+) and Pin 1 (-) to input source• Leave Pin 3 unconnected or connect it to ground.

4. Connect the PSU to the TAS5411EVM and turn on the power. The 3.3-V LED (D1 on the EVM board)lights (see Figure 1).

5. Set switch S1 to OPERATION and S2 to UNMUTE (see Figure 1).

NOTE: The TAS5411EVM can run without a USB2IIC-2 board.

3SLOU431–November 2015 TAS5411EVM User's GuideSubmit Documentation Feedback

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Page 4: TAS5411Q1EVM User's Guide - TI.com

A003

PS2

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USB

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Software Installation www.ti.com

Figure 3. USB2IIC-2 Board

3 Software InstallationThe TAS5411-Q1 use the TAS5421-Q1 GUI. It is available on the product folder by clicking on Tools andSoftware tab to obtain the latest release of the GUI.

Execute the GUI installation program, TAS5421-Q1 GUI Setup.exe. After the program is installed, run theTAS5421 EVM GUI. Figure 4 shows the start-up GUI image. The GUI displays the fault register when firststarted. I2C data is polling by default. The I2C device address for the TAS5411-Q1 device is D8. GreenUSB and I2C LEDs show that USB is connected and I2C communication is valid.

Figure 4. GUI Image at Start-Up

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A004

www.ti.com Using the GUI With the TAS5411EVM Board

4 Using the GUI With the TAS5411EVM BoardThe TAS5411EVM does not need initialization. On powering up, the device performs load diagnostics. Ifthere is no problem, the device transitions to play mode with the following default values are set:• Gain: 26 dB• f(SW): 400 kHz• SpeakerGuard protection circuitry: Maximum voltage level

4.1 Checking the Fault RegisterWhen the GUI first runs, the Register Detail box displays the fault register. The GUI runs with I2C datapolling as the default setting, clearing any previous faults after the first poll. If any fault condition is stillactive after device goes into play mode, with the exception of open load, the device enters the load-diagnostics mode.

Figure 5. Fault Register

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Page 6: TAS5411Q1EVM User's Guide - TI.com

A006

A005

Using the GUI With the TAS5411EVM Board www.ti.com

4.2 Checking the Status RegisterFigure 6 shows the status register. Click on Status-Diag (Read-Only) (0x02), shown in Figure 6 (blueboxes for illustration only, not shown on GUI) and the register detail appears in the middle box.

Figure 6. Status Register

4.3 Checking and Changing the Control RegisterFigure 7 shows the control register. In this register, one can change the default values for f(SW),SpeakerGuard protection circuitry, and gain. Select the desired check boxes; then click apply toupdate the device status box.

Figure 7. Control Register

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A008

A007

www.ti.com Using the GUI With the TAS5411EVM Board

4.4 Read and I2C LogThe I2C log displays I2C registers read data (see Figure 8). An option exists for reading the three registersall at once or individually. Pressing the Read Faults button displays the fault register value on the I2C logas well.

Starting the GUI enables the I2C log. An option is available to turn off logging on the pulldown I2C Logmenu.

Figure 8. Read and I2C Log

4.5 I2C PollingAs mentioned above, the I2C polling is on when the GUI starts. To disable I2C polling, click on I2C pollingpulldown tab and unselect the check box. The polling time can also be changed as shown in Figure 9.

Figure 9. I2C Polling

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Board Layouts, Bill of Materials, and Schematic www.ti.com

5 Board Layouts, Bill of Materials, and Schematic

5.1 TAS5411EVM Board LayoutsFigure 10 and Figure 11 show the board layouts for the EVM.

Figure 10. TAS5411EVM Top View

Figure 11. TAS5411EVM Bottom View

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www.ti.com Board Layouts, Bill of Materials, and Schematic

5.2 Bill of MaterialsTable 2 lists the BOM for this EVM.

Table 2. Bill of Materials

ITEM MFR PART NO. MFR QTY REF DESCRIPTIONDESIGNATORS

1 GRM188R71E104KA01D MuRata 3 C1, C6, C19 Capacitor, ceramic, 0.1-µF, 25-V, ±10%, X7R, 0603

2 GRM188R71H222KA01D MuRata 1 C2 Capacitor, ceramic, 2200-pF,50-V, ±10%, X7R, 0603

3 GRM188R71E823KA01D MuRata 1 C3 Capacitor, ceramic, 0.082-µF,25-V, ±10%, X7R, 0603

4 GRM31CR71E475KA88L MuRata 2 C4, C5 Capacitor, ceramic, 4.7-µF, 25-V, ±10%, X7R, 1206

5 GRM31CR71E106KA12L MuRata 1 C7 Capacitor, ceramic, 10-µF, 25-V, ±10%, X7R, 1206

6 UBT1E331MPD1TD Nichicon 1 C8 Capacitor, AL, 330-µF, 25-V,±20%, 0.075-Ω, TH

7 GRM21BR71E105KA99L MuRata 3 C9, C16, C21 Capacitor, ceramic, 1-µF, 25-V,±10%, X7R, 0805

8 GRM188R71E224KA88D MuRata 2 C10, C14 Capacitor, ceramic, 0.22-µF,25-V, ±10%, X7R, 0603

9 GRM21BR71E335KA73L MuRata 2 C11, C17 Capacitor, ceramic, 3.3-µF, 25-V, ±10%, X7R, 0805

10 GRM188R71E103KA01D MuRata 2 C12, C18 Capacitor, ceramic, 0.01-µF,25-V, ±10%, X7R, 0603

11 GRM188R72E471KW07D MuRata 2 C13, C15 Capacitor, ceramic, 470-pF,250-V, ±10%, X7R, 0603

12 LTST-C190CKT Lite-On 1 D1 LED, Red, SMD13 LTST-C171GKT Lite-On 1 D2 LED, Green, SMD14 SJ5382 3M 4 H1, H2, H3, H4 Bumpon, hemisphere, 0.25 ×

0.075, clear15 MD-60SM CUI Inc. 1 J1 Receptacle, 6x1_3MH, R/A, TH16 ED555/7DS On-Shore 1 J2 Terminal Block, 6A, 3.5mm

Technology Pitch, 7-Pos, TH17 SER1360-103KLB Coilcraft 1 L1 Inductor, shielded E core,

ferrite, 10-µH, 7.2-A, 0.01-Ω,SMD

18 DFEG7030D-150M Toko 2 L2, L3 Inductor, Shielded, MetalComposite, 15 µH, 2.7 A,0.179 ohm, AEC-Q200 Grade1, SMD

19 RC0603FR-074K7L Yageo America 4 R1, R2, R8, R9 Resistor, 4.70 kΩ, 1%, 0.1-W,0603

20 CRCW0603499RFKEA Vishay-Dale 2 R3, R10 Resistor, 499-Ω, 1%, 0.1-W,0603

21 CRCW08055R60JNEA Vishay-Dale 2 R4, R7 Resistor, 5.6-Ω, 5%, 0.125-W,0805

22 CRCW080549K9FKEA Vishay-Dale 2 R5, R6 Resistor, 49.9-kΩ, 1%, 0.125-W, 0805

23 200USP1T1A1M2RE E-Switch 2 S1, S2 Switch, SPDT, On-On, 2 Pos,TH

24 TAS5411QPWPRQ1 Texas Instruments 1 U1 10-W mono automotive digitalamplifier with diagnostics,PWP0016A

25 UA78M33CDCY Texas Instruments 1 U2 Positive voltage regulator,DCY0004A

9SLOU431–November 2015 TAS5411EVM User's GuideSubmit Documentation Feedback

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Board Layouts, Bill of Materials, and Schematic www.ti.com

5.3 TAS5411EVM SchematicFigure 12 shows the TAS5411EVM schematic.

Figure 12. TAS5411EVM Schematic

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Page 11: TAS5411Q1EVM User's Guide - TI.com

STANDARD TERMS AND CONDITIONS FOR EVALUATION MODULES1. Delivery: TI delivers TI evaluation boards, kits, or modules, including any accompanying demonstration software, components, or

documentation (collectively, an “EVM” or “EVMs”) to the User (“User”) in accordance with the terms and conditions set forth herein.Acceptance of the EVM is expressly subject to the following terms and conditions.1.1 EVMs are intended solely for product or software developers for use in a research and development setting to facilitate feasibility

evaluation, experimentation, or scientific analysis of TI semiconductors products. EVMs have no direct function and are notfinished products. EVMs shall not be directly or indirectly assembled as a part or subassembly in any finished product. Forclarification, any software or software tools provided with the EVM (“Software”) shall not be subject to the terms and conditionsset forth herein but rather shall be subject to the applicable terms and conditions that accompany such Software

1.2 EVMs are not intended for consumer or household use. EVMs may not be sold, sublicensed, leased, rented, loaned, assigned,or otherwise distributed for commercial purposes by Users, in whole or in part, or used in any finished product or productionsystem.

2 Limited Warranty and Related Remedies/Disclaimers:2.1 These terms and conditions do not apply to Software. The warranty, if any, for Software is covered in the applicable Software

License Agreement.2.2 TI warrants that the TI EVM will conform to TI's published specifications for ninety (90) days after the date TI delivers such EVM

to User. Notwithstanding the foregoing, TI shall not be liable for any defects that are caused by neglect, misuse or mistreatmentby an entity other than TI, including improper installation or testing, or for any EVMs that have been altered or modified in anyway by an entity other than TI. Moreover, TI shall not be liable for any defects that result from User's design, specifications orinstructions for such EVMs. Testing and other quality control techniques are used to the extent TI deems necessary or asmandated by government requirements. TI does not test all parameters of each EVM.

2.3 If any EVM fails to conform to the warranty set forth above, TI's sole liability shall be at its option to repair or replace such EVM,or credit User's account for such EVM. TI's liability under this warranty shall be limited to EVMs that are returned during thewarranty period to the address designated by TI and that are determined by TI not to conform to such warranty. If TI elects torepair or replace such EVM, TI shall have a reasonable time to repair such EVM or provide replacements. Repaired EVMs shallbe warranted for the remainder of the original warranty period. Replaced EVMs shall be warranted for a new full ninety (90) daywarranty period.

3 Regulatory Notices:3.1 United States

3.1.1 Notice applicable to EVMs not FCC-Approved:This kit is designed to allow product developers to evaluate electronic components, circuitry, or software associated with the kitto determine whether to incorporate such items in a finished product and software developers to write software applications foruse with the end product. This kit is not a finished product and when assembled may not be resold or otherwise marketed unlessall required FCC equipment authorizations are first obtained. Operation is subject to the condition that this product not causeharmful interference to licensed radio stations and that this product accept harmful interference. Unless the assembled kit isdesigned to operate under part 15, part 18 or part 95 of this chapter, the operator of the kit must operate under the authority ofan FCC license holder or must secure an experimental authorization under part 5 of this chapter.3.1.2 For EVMs annotated as FCC – FEDERAL COMMUNICATIONS COMMISSION Part 15 Compliant:

CAUTIONThis device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may notcause harmful interference, and (2) this device must accept any interference received, including interference that may causeundesired operation.Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority tooperate the equipment.

FCC Interference Statement for Class A EVM devicesNOTE: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 ofthe FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment isoperated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if notinstalled and used in accordance with the instruction manual, may cause harmful interference to radio communications.Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required tocorrect the interference at his own expense.

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FCC Interference Statement for Class B EVM devicesNOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 ofthe FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residentialinstallation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordancewith the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interferencewill not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, whichcan be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or moreof the following measures:

• Reorient or relocate the receiving antenna.• Increase the separation between the equipment and receiver.• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.• Consult the dealer or an experienced radio/TV technician for help.

3.2 Canada3.2.1 For EVMs issued with an Industry Canada Certificate of Conformance to RSS-210

Concerning EVMs Including Radio Transmitters:This device complies with Industry Canada license-exempt RSS standard(s). Operation is subject to the following two conditions:(1) this device may not cause interference, and (2) this device must accept any interference, including interference that maycause undesired operation of the device.

Concernant les EVMs avec appareils radio:Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence. L'exploitationest autorisée aux deux conditions suivantes: (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doitaccepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement.

Concerning EVMs Including Detachable Antennas:Under Industry Canada regulations, this radio transmitter may only operate using an antenna of a type and maximum (or lesser)gain approved for the transmitter by Industry Canada. To reduce potential radio interference to other users, the antenna typeand its gain should be so chosen that the equivalent isotropically radiated power (e.i.r.p.) is not more than that necessary forsuccessful communication. This radio transmitter has been approved by Industry Canada to operate with the antenna typeslisted in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated.Antenna types not included in this list, having a gain greater than the maximum gain indicated for that type, are strictly prohibitedfor use with this device.

Concernant les EVMs avec antennes détachablesConformément à la réglementation d'Industrie Canada, le présent émetteur radio peut fonctionner avec une antenne d'un type etd'un gain maximal (ou inférieur) approuvé pour l'émetteur par Industrie Canada. Dans le but de réduire les risques de brouillageradioélectrique à l'intention des autres utilisateurs, il faut choisir le type d'antenne et son gain de sorte que la puissance isotroperayonnée équivalente (p.i.r.e.) ne dépasse pas l'intensité nécessaire à l'établissement d'une communication satisfaisante. Leprésent émetteur radio a été approuvé par Industrie Canada pour fonctionner avec les types d'antenne énumérés dans lemanuel d’usage et ayant un gain admissible maximal et l'impédance requise pour chaque type d'antenne. Les types d'antennenon inclus dans cette liste, ou dont le gain est supérieur au gain maximal indiqué, sont strictement interdits pour l'exploitation del'émetteur

3.3 Japan3.3.1 Notice for EVMs delivered in Japan: Please see http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_01.page 日本国内に

輸入される評価用キット、ボードについては、次のところをご覧ください。http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_01.page

3.3.2 Notice for Users of EVMs Considered “Radio Frequency Products” in Japan: EVMs entering Japan may not be certifiedby TI as conforming to Technical Regulations of Radio Law of Japan.

If User uses EVMs in Japan, not certified to Technical Regulations of Radio Law of Japan, User is required by Radio Law ofJapan to follow the instructions below with respect to EVMs:1. Use EVMs in a shielded room or any other test facility as defined in the notification #173 issued by Ministry of Internal

Affairs and Communications on March 28, 2006, based on Sub-section 1.1 of Article 6 of the Ministry’s Rule forEnforcement of Radio Law of Japan,

2. Use EVMs only after User obtains the license of Test Radio Station as provided in Radio Law of Japan with respect toEVMs, or

3. Use of EVMs only after User obtains the Technical Regulations Conformity Certification as provided in Radio Law of Japanwith respect to EVMs. Also, do not transfer EVMs, unless User gives the same notice above to the transferee. Please notethat if User does not follow the instructions above, User will be subject to penalties of Radio Law of Japan.

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【無線電波を送信する製品の開発キットをお使いになる際の注意事項】 開発キットの中には技術基準適合証明を受けていないものがあります。 技術適合証明を受けていないもののご使用に際しては、電波法遵守のため、以下のいずれかの措置を取っていただく必要がありますのでご注意ください。1. 電波法施行規則第6条第1項第1号に基づく平成18年3月28日総務省告示第173号で定められた電波暗室等の試験設備でご使用

いただく。2. 実験局の免許を取得後ご使用いただく。3. 技術基準適合証明を取得後ご使用いただく。

なお、本製品は、上記の「ご使用にあたっての注意」を譲渡先、移転先に通知しない限り、譲渡、移転できないものとします。上記を遵守頂けない場合は、電波法の罰則が適用される可能性があることをご留意ください。 日本テキサス・イ

ンスツルメンツ株式会社東京都新宿区西新宿6丁目24番1号西新宿三井ビル

3.3.3 Notice for EVMs for Power Line Communication: Please see http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page電力線搬送波通信についての開発キットをお使いになる際の注意事項については、次のところをご覧ください。http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page

SPACER4 EVM Use Restrictions and Warnings:

4.1 EVMS ARE NOT FOR USE IN FUNCTIONAL SAFETY AND/OR SAFETY CRITICAL EVALUATIONS, INCLUDING BUT NOTLIMITED TO EVALUATIONS OF LIFE SUPPORT APPLICATIONS.

4.2 User must read and apply the user guide and other available documentation provided by TI regarding the EVM prior to handlingor using the EVM, including without limitation any warning or restriction notices. The notices contain important safety informationrelated to, for example, temperatures and voltages.

4.3 Safety-Related Warnings and Restrictions:4.3.1 User shall operate the EVM within TI’s recommended specifications and environmental considerations stated in the user

guide, other available documentation provided by TI, and any other applicable requirements and employ reasonable andcustomary safeguards. Exceeding the specified performance ratings and specifications (including but not limited to inputand output voltage, current, power, and environmental ranges) for the EVM may cause personal injury or death, orproperty damage. If there are questions concerning performance ratings and specifications, User should contact a TIfield representative prior to connecting interface electronics including input power and intended loads. Any loads appliedoutside of the specified output range may also result in unintended and/or inaccurate operation and/or possiblepermanent damage to the EVM and/or interface electronics. Please consult the EVM user guide prior to connecting anyload to the EVM output. If there is uncertainty as to the load specification, please contact a TI field representative.During normal operation, even with the inputs and outputs kept within the specified allowable ranges, some circuitcomponents may have elevated case temperatures. These components include but are not limited to linear regulators,switching transistors, pass transistors, current sense resistors, and heat sinks, which can be identified using theinformation in the associated documentation. When working with the EVM, please be aware that the EVM may becomevery warm.

4.3.2 EVMs are intended solely for use by technically qualified, professional electronics experts who are familiar with thedangers and application risks associated with handling electrical mechanical components, systems, and subsystems.User assumes all responsibility and liability for proper and safe handling and use of the EVM by User or its employees,affiliates, contractors or designees. User assumes all responsibility and liability to ensure that any interfaces (electronicand/or mechanical) between the EVM and any human body are designed with suitable isolation and means to safelylimit accessible leakage currents to minimize the risk of electrical shock hazard. User assumes all responsibility andliability for any improper or unsafe handling or use of the EVM by User or its employees, affiliates, contractors ordesignees.

4.4 User assumes all responsibility and liability to determine whether the EVM is subject to any applicable international, federal,state, or local laws and regulations related to User’s handling and use of the EVM and, if applicable, User assumes allresponsibility and liability for compliance in all respects with such laws and regulations. User assumes all responsibility andliability for proper disposal and recycling of the EVM consistent with all applicable international, federal, state, and localrequirements.

5. Accuracy of Information: To the extent TI provides information on the availability and function of EVMs, TI attempts to be as accurateas possible. However, TI does not warrant the accuracy of EVM descriptions, EVM availability or other information on its websites asaccurate, complete, reliable, current, or error-free.

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SPACER6. Disclaimers:

6.1 EXCEPT AS SET FORTH ABOVE, EVMS AND ANY WRITTEN DESIGN MATERIALS PROVIDED WITH THE EVM (AND THEDESIGN OF THE EVM ITSELF) ARE PROVIDED "AS IS" AND "WITH ALL FAULTS." TI DISCLAIMS ALL OTHERWARRANTIES, EXPRESS OR IMPLIED, REGARDING SUCH ITEMS, INCLUDING BUT NOT LIMITED TO ANY IMPLIEDWARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT OF ANYTHIRD PARTY PATENTS, COPYRIGHTS, TRADE SECRETS OR OTHER INTELLECTUAL PROPERTY RIGHTS.

6.2 EXCEPT FOR THE LIMITED RIGHT TO USE THE EVM SET FORTH HEREIN, NOTHING IN THESE TERMS ANDCONDITIONS SHALL BE CONSTRUED AS GRANTING OR CONFERRING ANY RIGHTS BY LICENSE, PATENT, OR ANYOTHER INDUSTRIAL OR INTELLECTUAL PROPERTY RIGHT OF TI, ITS SUPPLIERS/LICENSORS OR ANY OTHER THIRDPARTY, TO USE THE EVM IN ANY FINISHED END-USER OR READY-TO-USE FINAL PRODUCT, OR FOR ANYINVENTION, DISCOVERY OR IMPROVEMENT MADE, CONCEIVED OR ACQUIRED PRIOR TO OR AFTER DELIVERY OFTHE EVM.

7. USER'S INDEMNITY OBLIGATIONS AND REPRESENTATIONS. USER WILL DEFEND, INDEMNIFY AND HOLD TI, ITSLICENSORS AND THEIR REPRESENTATIVES HARMLESS FROM AND AGAINST ANY AND ALL CLAIMS, DAMAGES, LOSSES,EXPENSES, COSTS AND LIABILITIES (COLLECTIVELY, "CLAIMS") ARISING OUT OF OR IN CONNECTION WITH ANYHANDLING OR USE OF THE EVM THAT IS NOT IN ACCORDANCE WITH THESE TERMS AND CONDITIONS. THIS OBLIGATIONSHALL APPLY WHETHER CLAIMS ARISE UNDER STATUTE, REGULATION, OR THE LAW OF TORT, CONTRACT OR ANYOTHER LEGAL THEORY, AND EVEN IF THE EVM FAILS TO PERFORM AS DESCRIBED OR EXPECTED.

8. Limitations on Damages and Liability:8.1 General Limitations. IN NO EVENT SHALL TI BE LIABLE FOR ANY SPECIAL, COLLATERAL, INDIRECT, PUNITIVE,

INCIDENTAL, CONSEQUENTIAL, OR EXEMPLARY DAMAGES IN CONNECTION WITH OR ARISING OUT OF THESETERMS ANDCONDITIONS OR THE USE OF THE EVMS PROVIDED HEREUNDER, REGARDLESS OF WHETHER TI HASBEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. EXCLUDED DAMAGES INCLUDE, BUT ARE NOT LIMITEDTO, COST OF REMOVAL OR REINSTALLATION, ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODSOR SERVICES, RETESTING, OUTSIDE COMPUTER TIME, LABOR COSTS, LOSS OF GOODWILL, LOSS OF PROFITS,LOSS OF SAVINGS, LOSS OF USE, LOSS OF DATA, OR BUSINESS INTERRUPTION. NO CLAIM, SUIT OR ACTION SHALLBE BROUGHT AGAINST TI MORE THAN ONE YEAR AFTER THE RELATED CAUSE OF ACTION HAS OCCURRED.

8.2 Specific Limitations. IN NO EVENT SHALL TI'S AGGREGATE LIABILITY FROM ANY WARRANTY OR OTHER OBLIGATIONARISING OUT OF OR IN CONNECTION WITH THESE TERMS AND CONDITIONS, OR ANY USE OF ANY TI EVMPROVIDED HEREUNDER, EXCEED THE TOTAL AMOUNT PAID TO TI FOR THE PARTICULAR UNITS SOLD UNDERTHESE TERMS AND CONDITIONS WITH RESPECT TO WHICH LOSSES OR DAMAGES ARE CLAIMED. THE EXISTENCEOF MORE THAN ONE CLAIM AGAINST THE PARTICULAR UNITS SOLD TO USER UNDER THESE TERMS ANDCONDITIONS SHALL NOT ENLARGE OR EXTEND THIS LIMIT.

9. Return Policy. Except as otherwise provided, TI does not offer any refunds, returns, or exchanges. Furthermore, no return of EVM(s)will be accepted if the package has been opened and no return of the EVM(s) will be accepted if they are damaged or otherwise not ina resalable condition. If User feels it has been incorrectly charged for the EVM(s) it ordered or that delivery violates the applicableorder, User should contact TI. All refunds will be made in full within thirty (30) working days from the return of the components(s),excluding any postage or packaging costs.

10. Governing Law: These terms and conditions shall be governed by and interpreted in accordance with the laws of the State of Texas,without reference to conflict-of-laws principles. User agrees that non-exclusive jurisdiction for any dispute arising out of or relating tothese terms and conditions lies within courts located in the State of Texas and consents to venue in Dallas County, Texas.Notwithstanding the foregoing, any judgment may be enforced in any United States or foreign court, and TI may seek injunctive reliefin any United States or foreign court.

Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265Copyright © 2015, Texas Instruments Incorporated

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IMPORTANT NOTICE

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Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265Copyright © 2015, Texas Instruments Incorporated